This IEEE 1394 Fire Wire 400 Cable features two Fire Wire (4-pin) male connectors & supports full Fire Wire 400 data transfer rates of up to 400 Mbps, to provide a high speed link that saves your valuable time during large file transfers (e.g. transferring digital video files from a DV camcorder to a computer, etc.). This cable is expertly designed & constructed of only IEEE-1394 rated wire for full Fire Wire 400 compatibility & reliability.